244905915

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{20959}}^1$

素因数の和:21027

約数の個数: 32

約数和(自身を含む): 422553600

約数和(自身を除く): 177647685

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 3895, 11685, 20959, 62877, 104795, 314385, 398221, 859319, 1194663, 1991105, 2577957, 4296595, 5973315, 12889785, 16327061, 48981183, 81635305, 244905915]

約数ペア:

[(1, 244905915), (3, 81635305), (5, 48981183), (15, 16327061), (19, 12889785), (41, 5973315), (57, 4296595), (95, 2577957), (123, 1991105), (205, 1194663), (285, 859319), (615, 398221), (779, 314385), (2337, 104795), (3895, 62877), (11685, 20959)]